Content for PCB

3 Channel Analog Video Splitter with Video Amplifier

“If you need to drive multiple video gadgets or monitors from a single video signal source then this board is the right choice for you. This is a 3-channel video splitter with an amplifier and the circuit is built using …

4 Channel Analog Video Distribution Amplifier

“The project presented here is a low-cost video distribution amplifier capable of driving up to four video lines. The amplifier is configured with a non-inverting gain of 2. The input video source is terminated in 75 Ohms and is applied …

48V -5V (10W) DC-DC Step Down Converter

“Very versatile DC-DC converter with a stable output at 5V 2A, useful for powering arduino, raspberry pi, Jetson Nano, etc… Introdution to Step Down Converters In electric vehicles, the potential difference across the battery pack is always much greater …

Broadlink RM Mini 3: From Broadlink 3323 to ESP8266

“How to insert an ESP8266 into the device and how to use it with Tasmota and MQTT. The story is really simple: I bought this RM Mini 3 some years ago. From a day to other it refuse to work …

DHT22 Sensor

“In this project guide, we show you how to make the popular DHT22 sensor. This DHT22 easily connects to a variety of microcontrollers to send digital temperature and humidity readouts. You can monitor temperatures on your phone, create an alarm …

DIY Arduino UNO Bluetooth | How to Make Arduino Uno Can Be Upload Code Via Bluetooth

“Hi everyone, now I will show you how I made arduino uno board using the atmega328p can be upload code via bluetooth HC-05 called as “DIY Bluino One”. A year ago I have made a series of tutorials about …

DIY Wireless Power Meter | 100VDC 100A

“Hey! everyone, My name is Steve Today Im gonna show how I build this Power Meter Using ESP8266 & INA226 Current Sensor The Screen seems to fluctuate its just due to the camera in real its normal Ive built the Codes …

DMX RGB Mixer for Lights

“Five channels circuit to control Red, Green, Blue, Brightness and Strobo of your LED lamps in an handy box! In these days a complete and rich lights control DMX console is available to buy at shops for a few tens …

Electret Mic Preamp

“In this project guide, we show you how to use your Desktop PCB Milling Machine to make an electret mic preamp. This circuit, based on an LM358 operational amplifier, is essential for a number of audio-reactive projects. Lets dive in …

LCDduino – Arduino Compatible 16X2 LCD module

“The LCDduino board enables users to create many applications/projects that require a 16×2 LCD display and Arduino. The board has the exact size of 16×2 LCD and can be installed on the backside of the LCD. This …